Being ****** from my hard earned cash!!!!!

A very good morning my I'm really sick to my stormi h with the behaviour of FNB thinking they can just dig in to a person's account because they can this is truly sickening I was not aware that a debt order had gone off because that was not the date that I had chosen for it to go off this has happened to me 5times now and I always wondered what was this " No funds item 4 LTE stroy all about and then again I still get called from the people that surposed to have taken money for this to happen they say they have not received no funds at all I can't under stand how can FNB take all my money I was paid R3.020.71 to be exact I'm now left with R113 and this is right I should allow this to happen no FNB is really messing around this is our hard earned money how do I see to my kids with this money now this is rediculace .